Mutinous Russian mercenary fighters headed towards Moscow on Saturday after seizing a southern city overnight, with Russia's military firing on them from the air but seemingly incapable of slowing their lightning advance.
President Joe Biden is "fine" after tripping and falling over at an event in Colorado, White House officials say.
Two children and an adult died, and more than a dozen people were injured, in a new night-time missile attack on Kyiv, Ukrainian officials say.
The House of Representatives has approved a deal to allow the US to borrow more money, days before the world's biggest economy is due to start defaulting on its debt.
Recep Tayyip Erdogan may have serenaded his supporters by singing off-key after his victory - but he is pitch perfect when it comes to fighting elections.
Belarusian President Alexander Lukashenko said that if any other country wanted to join a Russia-Belarus union there could be "nuclear weapons for everyone".
Several hundred German civil servants and local employees of German institutions working and living in Russia will have to leave the country or lose their jobs in the next few days on orders from the Kremlin, which is drastically reducing Germany's presence in the country.
Ukraine's President Volodymyr Zelensky has praised his country's air defence forces after Russia's largest drone attack on Kyiv since the war began.
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.